cargo clippy (rust linter)

Dependencies

• [2] ZW7LNZTW 2021: day 4 solution

Change contents

• replacement in 2021/day3.rs at line 91
  [2.1945]→[2.1945:2010](∅→∅)
  − fn life_support(field: bool, readings: &Vec<Vec<bool>>) -> u64 {
  [2.1945]

  [2.2010]
  + fn life_support(field: bool, readings: &[Vec<bool>]) -> u64 {
• replacement in 2021/day3.rs at line 98
  [2.2240]→[2.2240:2285](∅→∅)
  − (&remaining_2, &mut remaining_1)
  [2.2240]

  [2.2285]
  + (remaining_2.as_slice(), &mut remaining_1)
• replacement in 2021/day3.rs at line 100
  [2.2302]→[2.2302:2347](∅→∅)
  − (&remaining_1, &mut remaining_2)
  [2.2302]

  [2.2347]
  + (remaining_1.as_slice(), &mut remaining_2)